FDA Adverse Event Malfunction Summary report: N

CONTAK RENEWAL

MDR report key: 2052615 · Received April 13, 2011

Report

Report Number
2124215-2011-06426
Event Type
Malfunction
Date Received
April 13, 2011
Date of Event
February 24, 2011
Report Date
April 13, 2011
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
NIK
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
PHYSICIAN

Narratives

Additional Manufacturer Narrative · 1

THIS CRT-D WILL NOT BE RETURNED TO BOSTON SCIENTIFIC FOR LABORATORY ANALYSIS. AT THIS TIME, THERE IS NO ADDITIONAL INFORMATION. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, THIS REPORT WILL BE UPDATED.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS CARDIAC RESYNCHRONIZATION THERAPY DEFIBRILLATOR (CRT-D) DISPLAYED ABNORMAL PACING IMPEDANCE MEASUREMENTS, AND HAD REACHED ELECTIVE REPLACEMENT INDICATOR (ERI). A REVISION PROCEDURE WILL TAKE PLACE IN THE NEAR FUTURE. PRINTOUTS WERE SENT TO BOSTON SCIENTIFIC TECHNICAL SERVICES (BSC TS) FOR REVIEW. BSC TS DISCUSSED THAT THE GRADUAL INCREASE IN RV PACE IMPEDANCE WITH NO CHANGE IN THE OTHER MEASUREMENT COULD MOST LIKELY BE LINKED TO A CALCIFICATION OF THE LEAD TIP. A SPECIFIC BEHAVIOR OF THIS CALCIUM DEPOSIT IS THE INCREASE IN PACING IMPEDANCE WITHOUT CHANGE IN STIMULATION THRESHOLD. IT WAS ALSO DISCUSSED THAT THE PACING THERAPY CAN'T BE MONITORED ANY LONGER BECAUSE THE PACING IMPEDANCE IS OUT OF RANGE. IT WAS SUGGESTED THAT IF THE DEVICE IS GOING TO BE REPLACED, THEN THE PHYSICIAN MIGHT CONSIDER REPLACING THE LEAD. SUBSEQUENTLY, ADDITIONAL INFORMATION WAS RECEIVED THAT THIS CRT-D WAS REPLACED, AND A NEW EXTRA RV LEAD WAS ADDED. THE PATIENT NOW HAS FOUR LEADS IMPLANTED. THE REPLACEMENT PROCEDURE WAS PERFORMED WITHOUT COMPLICATIONS. THERE WERE NO ADVERSE PATIENT EFFECTS REPORTED.

Description of Event or Problem · 1

ADDITIONALLY, IT WAS NOTED THIS CRT-D WAS EXPLANTED DUE TO NORMAL ERI.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 CONTAK RENEWAL IMPLANTABLE CHF GENERATOR NIK GUIDANT CRM CLONMEL IRELAND H195

Patients

Seq Age Sex Outcome Treatment
1